* {
  margin: 0;
  padding: 0;
}

body {
  margin: 0 4px;
}

.container {
  margin: 0 auto;
  border: 1px solid brown;
  box-sizing: border-box;
  width: 100%;
  height: 100vh;
}

.container .footer {
  border: 1px solid seagreen;
}

.container .header {
  min-height: 60px;
  box-sizing: border-box;
  height: 60px;
}

.container .header .header-tip {
  padding: 5px 10px;
}

.container .header .header-tip:before {
  content: '';
  display: table;
}

.container .header .menus {
  padding: 0 60px;
  background: #4c9ee5;
  font-size: 0;
}

.container .header .menus > span {
  padding: 5px 12px;
  display: inline-block;
  cursor: pointer;
  border-bottom: 1px solid transparent;
  font-size: 15px;
  position: relative;
}

.container .header .menus > span:hover {
  border-bottom: 1px solid red;
  background: rgba(60, 120, 171, 0.478431);
}

.container .header .menus > span .menus-list {
  list-style: none;
  margin: 0;
  padding: 0 12px;
  position: absolute;
  left: 0;
  margin-top: 6px;
  z-index: 100;
  background: white;
  border: 1px solid #eee;
  min-width: 100px;
  display: none;
}

.container .section {
  min-height: 400px;
  height: 400px;
  position: relative;
  height: calc(100vh - 102px);
}

.container .section .sidenav {
  width: 150px;
  position: absolute;
}

.container .section .sidenav > ul.navs {
  padding: 0;
  list-style: none;
  color: rgba(255, 255, 255, 0.5);
  background: black;
}

.container .section .sidenav > ul.navs > li {
  cursor: pointer;
}

.container .section .sidenav > ul.navs > li .nav-main {
  padding: 6px;
}

.container .section .sidenav > ul.navs > li > div:hover {
  color: rgba(255, 255, 255, 0.8);
  background: rgba(51, 51, 51, 0.8);
}

.container .section .sidenav > ul.navs > li i {
  float: right;
}

.container .section .sidenav > ul.navs > li ul {
  list-style: none;
  padding: 0;
  display: none;
  color: rgba(255, 255, 255, 0.5);
  background: black;
}

.container .section .sidenav > ul.navs > li ul > li {
  padding: 0px 6px;
}

.container .section .sidenav > ul.navs > li ul > li:hover {
  color: rgba(255, 255, 255, 0.8);
}

.container .section .section-container {
  border: 1px solid cornflowerblue;
  margin-left: 150px;
  width: calc(100% - 150px);
  overflow: hidden;
  box-sizing: border-box;
}

.container .section .section-container .section-tabs {
  list-style: none;
  margin: 0 8px;
}

.container .section .section-container .section-tabs ul {
  padding: 0;
}

.container .section .section-container .section-tabs ul li {
  display: inline-block;
  padding: 4px 6px;
  width: 60px;
  height: 24px;
  line-height: 24px;
  border: 1px solid #8293a5;
  background: slategray;
  cursor: pointer;
  border-radius: 5px 5px 0 0;
}

.container .section .section-container .section-tabs ul li:hover {
  color: #fff;
}

.container .section .section-container .section-tabs ul li i {
  float: right;
  cursor: pointer;
  color: #eee;
}

.container .section .section-container .section-tabs ul li i:hover {
  color: #ddd;
}

.container .section .sidenav, .container .section .section-container {
  display: inline-block;
  height: 100%;
}

.container .footer {
  text-align: center;
  line-height: 40px;
  box-sizing: border-box;
  height: 40px;
}

.show-none {
  display: none !important;
}

.show-block {
  display: block !important;
}

